27714567128 has 16 divisors (see below), whose sum is σ = 52424680680. Its totient is φ = 13734652288.

The previous prime is 27714567109. The next prime is 27714567149. The reversal of 27714567128 is 82176541772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15327950 + ... + 15329757.

Almost surely, 2^27714567128 is an apocalyptic number.

It is an amenable number.

27714567128 is a deficient number, since it is larger than the sum of its proper divisors (24710113552).

27714567128 is a wasteful number, since it uses less digits than its factorization.

27714567128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30657826 (or 30657822 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The spelling of 27714567128 in words is "twenty-seven billion, seven hundred fourteen million, five hundred sixty-seven thousand, one hundred twenty-eight".